// 将整数转换成 时：分：秒的格式
export default (second) => {
  var secondType = typeof second

  if (secondType === "number" || secondType === "string") {
    second = parseInt(second)

    var hours = Math.floor(second / 3600)
    second = second - hours * 3600
    var mimute = Math.floor(second / 60)
    second = second - mimute * 60

    return (
      hours + ":" + ("0" + mimute).slice(-2) + ":" + ("0" + second).slice(-2)
    )
  } else {
    return "0:00:00"
  }
}
